{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002492},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001669","493:4930002325","493:4930002659","493:4930003181","493:4930001664","493:4930001993","493:4930002162","493:4930001001","493:4930002324","493:4930002493","493:4930001831","493:4930002326","493:4930001668","493:4930002494","493:4930001828","494:4940004751","487:4870011318","493:4930001826","493:4930003004","493:4930001663","493:4930001996","493:4930003003","493:4930001827","493:4930001830","493:4930001829"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,494,487,493,493,493,493,493,493,493,493],"twin_sims":[0.5909693438654802,0.4258698637763499,0.33082205027675904,0.33038085202862216,0.30166502963444414,0.2888811411301881,0.2470307547423018,0.2413828054559325,0.21483526230748304,0.17470147118472848,0.15423267898647963,0.1358206957417725,0.12644465102868704,0.11255916017195802,0.10294631415469999,0.09589120494429414,0.09157543138676512,0.08773328833354288,0.08529787633791153,0.08029589429446472,0.07558135913079145,0.07274384715385102,0.06293502180953109,0.059057234940194304,0.04499657911514472],"twin_dists":[0.1332073093551346,0.1696959616112701,0.1931749003333191,0.19329139207953538,0.20106970405419855,0.20466999131950772,0.21718512815099716,0.21897402429632246,0.22777213900763016,0.24260308387605342,0.25111781498137187,0.25951637413756934,0.264124644037775,0.271451742283009,0.2769433072264061,0.28123395927038597,0.2839825132956998,0.28651700574940875,0.28816955128877547,0.29168530671411014,0.29516363024635156,0.29734229654266603,0.30544825482699645,0.3089401618585084,0.32344582358075946],"n_dims_used":45,"mean_confidence":0.9277136908637152},"coverage":{"mean_confidence":0.9277136908637152,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}